package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Test2 {
    public static void main(String[] args) {
        userinfo userinfo = InputUtil.getInputObject(new userinfo(),"请输入要删除的用户名","删除");

        try (
                Connection connection = DbUtil.getConnection();
                ){
            String sql = "DELETE FROM userinfo " +
                    "WHERE username = ?";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1,userinfo.getUsername());
            int num = ps.executeUpdate();
            System.out.println("删除"+(num>0?"成功！":"失败！"));
        } catch (SQLException e) {
            e.printStackTrace();










        }
    }
}
